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A woman shopping for frozen fruit in a Walmart store in Coquitlam, Canada.

Not Cool: How the EPA’s Refrigerant Rollback Will Raise Your Grocery and AC Costs

Expert BlogUnited StatesDavid Doniger, Dr. Richie Kaur, Jeremy Arling
NRDC and industry are suing over cost-raising delays in moving away from HFC super pollutants in supermarkets and cold storage warehouses.
A protester holds up a sign at a Stand up For Science rally held at Washington Square Park in Manhattan, New York City, on March 7, 2025.

Political Control of Research Funding Threatens Sound Science

Expert BlogUnited States
Decades of federal research funding have led to breakthroughs in medicine, technology, and environmental science. A new OMB proposal aims to derail all of this through political interference.
Brad Smith, president of Microsoft Corporation, speaks during a climate initiative event at the Microsoft Corp. campus in Redmond, Washington, on January 16, 2020. Microsoft unveiled plans to invest $1 billion to back companies and organizations working on technologies to remove or reduce carbon from the earth's atmosphere, saying efforts to merely emit less carbon aren't enough to prevent catastrophic climate change.

The Carbon Removal Market Can Work—If We Build It Right

Expert BlogUnited StatesSam F. Savitz, Dr. Jennifer DiStefano
The CDR industry’s reliance on Microsoft shows the limits of voluntary climate action—and the need for government to do its part. It’s time to take the trash out of our atmosphere.
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Risky Realities—Recognizing the Harms of Global LNG Expansion

Expert BlogInternational, United States, Africa, MexicoJamie Lee, Mima Holt

Liquefied natural gas should be phased out in tandem with other fossil fuels, paving the way for renewable energy to meet international climate and sustainable development goals.

Equitable Building Decarbonization Across the Country: 2022

Expert BlogCalifornia, Florida, Hawaii, Illinois, Maryland, Massachusetts, Michigan, New York, OregonCaroline Keicher, Joe O'Brien-Applegate
Policies and programs aimed at new construction and existing buildings continue to gain traction as communities and elected officials realize the feasibility and benefits of ambitious and equity-centered action.

Beyond Pledges: Solidifying Climate Action in Latin America

Expert BlogBrazil, Mexico, Colombia, International

Climate change and associated extreme events are amplifying factors in migration and displacement while exacerbating social, economic, and environmental burdens. Latin America is among the regions with the greatest documented need for the strengthening of early warning systems.

Time to Fast-Track Africa’s Clean & Equitable Energy Future

Expert BlogInternational, AfricaShruti Shukla

The Biden administration must prioritize – at COP27 and beyond – providing the necessary tools for Africa to equitably decarbonize and sustain its economic potential in the face of rising climate impacts. At COP27 and beyond, leaders need to show…

Honolulu Benchmarking Will Cut Costs, Save Energy and Water

Expert BlogHonolulu, HawaiiElizabeth Stampe, Olivia Walker

Honolulu’s City Council passes a benchmarking and transparency ordinance to help building owners cut costs by tracking their energy and water use, enabling them to save money and resources while reducing emissions.

US Energy Secretary Must Raise Climate Concerns with Mexico

Expert BlogMexico, United StatesCarolina Herrera
It's critical for Secretary Granholm to emphasize the importance of climate change for the U.S. and urge her Mexican counterparts to work toward a just energy transition based on sustainable renewable sources.

Latin America at the Leaders Summit on Climate

Expert BlogArgentina, Brazil, Colombia, Chile, MexicoCarolina Herrera, Jessica Carey-Webb, Amanda Maxwell
The five Latin American countries that participated in the Leaders Summit on Climate – Argentina, Brazil, Chile, Colombia, and Mexico – displayed a broad range of ambition. Once again, some countries demonstrated their willingness to be climate action leaders while…

Holding Mexico Accountable for Vaquita Extinction

Expert BlogMexicoZak Smith
Mexico has a choice. It can save the vaquita by enforcing its laws and regulations or it can let the vaquita go extinct. It has already shown that it is inclined to choose extinction. The United States and others, like…

Mexico Energy Law Goes Against North American Climate Action

Expert BlogMexicoCarolina Herrera

The bill is a major setback for climate action and renewable energy investments in Mexico that will likely raise trade disputes under Mexico’s trade agreements with the U.S. and other nations.

Honolulu's New Climate Laws Will Save Energy and Money

Expert BlogHonolulu, HawaiiElizabeth Stampe
Honolulu Mayor Kirk Caldwell today signed a long-awaited package of climate legislation that will help reduce carbon emissions and save money for residents and the City.